QSAR, in silico docking and in vitro evaluation of chalcone derivatives as potential inhibitors for H1N1 virus neuraminidase
作者:Marzieh Yaeghoobi、Neni Frimayanti、Chin Fei Chee、Kusaira K. Ikram、Belal O. Najjar、Sharifuddin M. Zain、Zanariah Abdullah、Habibah A. Wahab、Noorsaadah Abd. Rahman
DOI:10.1007/s00044-016-1636-5
日期:2016.10
H1N1 neuraminidase activity by using MUNANA assay [2′-(4-methylumbelliferyl)-α-d-N-acetylneuraminic acid] assay with DANA (2,3-didehydro-2-deoxy-N-acetylneuraminic acid) was used as standard. 2D and 3D-quantitative structure−activity relationship models have been successfully developed with a good correlative and predictive ability for quantitative structure−activity relationships of these chalcone
三十3查耳酮通过使用MUNANA测定合成和对病毒H1N1神经氨酸酶活性测试[2' - (4-甲基伞形基)-α- d - Ñ -acetylneuraminic酸]测定与DANA(2,3-二脱氢-2-脱氧Ñ-乙酰神经氨酸)作为标准。已经成功开发了2D和3D定量结构-活性关系模型,这些模型对这些查尔酮衍生物的定量结构-活性关系具有良好的相关性和预测能力。二维定量结构-活性关系模型的结果表明,静电参数增强了查耳酮的生物活性,而空间取代基减弱了其作为H1N1神经氨酸酶抑制剂的能力。3D定量结构-活性关系模型显示了查尔酮衍生物中羟基位置的重要性,该位置会影响疏水性,氢键供体和增强生物活性的芳环特征。最后,对接研究表明,查尔肯斯MC8和具有低C docker相互作用能和更多氢键键合的MC16对病毒H1N1神经氨酸酶具有更好的抑制活性。